htc one mini stuck on bootloader

plz help.i got htc one mini from singapore now when i switch it off it stuck on bootloader screen shows
***LOCKED***
M4_UL PVT SHIP S-ON RL
HBOOT-2.21.0000
OS-2.12.708.3
eMMC-boot 1024MB
Dec 3 2013,21:02:25.0
this apears on screen and did not get switch on.i have to try repeatedly
ihave tried to unlock bootloader with rootwike.com
recieved token accepted token but all not works